Oracle
In what year did Arthur Eddington's solar eclipse expedition measure the bending of starlight? Answer with the four-digit year only.
Answer
1,919
1919 uint256
- sources
- www.esa.int, collection.sciencemuseumgroup.org.uk, doi.org, dyson, eddington & davidson (1920), 'a determination of the deflection of light by the sun's gravitational field, from observations made at the total eclipse of may 29, 1919', phil. trans. royal society a, dyson, eddington & davidson, 'a determination of the deflection of light by the sun's gravitational field', phil. trans. r. soc. a, 1920 (reporting the 29 may 1919 eclipse observations), dyson, eddington & davidson, 'a determination of the deflection of light by the sun's gravitational field', phil. trans. royal society a, 1920 — reporting the 29 may 1919 solar eclipse expedition to príncipe and sobral, dyson, eddington & davidson, 'a determination of the deflection of light by the sun's gravitational field', philosophical transactions of the royal society a, 1920 (reporting results of the may 29, 1919 eclipse expedition), dyson, eddington & davidson, 'a determination of the deflection of light by the sun's gravitational field', philosophical transactions of the royal society a, 1920 (reporting the 29 may 1919 eclipse expedition results), dyson, eddington & davidson, 'a determination of the deflection of light by the sun's gravitational field', philosophical transactions of the royal society a, 1920 (reporting the 29 may 1919 eclipse expedition), dyson, eddington & davidson, 'a determination of the deflection of light by the sun's gravitational field', philosophical transactions of the royal society a, 1920 (reporting the may 29, 1919 eclipse expedition observations), dyson, eddington & davidson, 'a determination of the deflection of light by the sun's gravitational field', philosophical transactions of the royal society a, 1920 — describing the 29 may 1919 solar eclipse expeditions to príncipe and sobral, dyson, eddington & davidson, 'a determination of the deflection of light by the sun's gravitational field', philosophical transactions of the royal society a, 1920 — reporting the 29 may 1919 solar eclipse expeditions to príncipe and sobral., dyson, eddington & davidson, 'a determination of the deflection of light by the sun's gravitational field', philosophical transactions of the royal society a, 1920 — reporting the may 29, 1919 solar eclipse expeditions to príncipe and sobral, dyson, eddington & davidson, 'a determination of the deflection of light by the sun's gravitational field', philosophical transactions of the royal society a, 1920, reporting observations from the 29 may 1919 total solar eclipse, dyson, eddington & davidson, 'a determination of the deflection of light by the sun's gravitational field, from observations made at the total eclipse of may 29, 1919', phil. trans. r. soc. a 220 (1920), dyson, eddington & davidson, 'a determination of the deflection of light by the sun's gravitational field, from observations made at the total eclipse of may 29, 1919', phil. trans. r. soc. a 220 (1920), 291-333, dyson, eddington & davidson, 'a determination of the deflection of light by the sun's gravitational field, from observations made at the total eclipse of may 29, 1919', philosophical transactions of the royal society a, 1920, dyson, eddington & davidson, 'a determination of the deflection of light by the sun's gravitational field, from observations made at the total eclipse of may 29, 1919', philosophical transactions of the royal society a, 1920; corroborated by standard physics/astronomy history references (e.g. encyclopaedia britannica entry on arthur eddington)., dyson, eddington & davidson, 'a determination of the deflection of light by the sun's gravitational field, from observations made at the total eclipse of may 29, 1919', philosophical transactions of the royal society a, 220 (1920), pp. 291-333, dyson, eddington and davidson, 'a determination of the deflection of light by the sun's gravitational field, from observations made at the total eclipse of may 29, 1919', philosophical transactions of the royal society a, 1920, dyson, eddington, and davidson, "a determination of the deflection of light by the sun's gravitational field, from observations made at the total eclipse of may 29, 1919", philosophical transactions of the royal society a, 1920., dyson, eddington, and davidson, 'a determination of the deflection of light by the sun's gravitational field', philosophical transactions of the royal society a, 1920 (describing the 29 may 1919 eclipse expeditions to príncipe and sobral), dyson, eddington, and davidson, 'a determination of the deflection of light by the sun's gravitational field', philosophical transactions of the royal society a, 1920 (reporting the may 29, 1919 eclipse expedition results), dyson, eddington, and davidson, 'a determination of the deflection of light by the sun's gravitational field', philosophical transactions of the royal society a, 1920, reporting observations from the 29 may 1919 solar eclipse, dyson, eddington, and davidson, 'a determination of the deflection of light by the sun's gravitational field, from observations made at the total eclipse of may 29, 1919', philosophical transactions of the royal society a, 1920, dyson, eddington, and davidson, 'a determination of the deflection of light by the sun's gravitational field, from observations made at the total eclipse of may 29, 1919', philosophical transactions of the royal society a, 1920 (widely corroborated by standard history-of-science references, e.g. encyclopaedia britannica entry on arthur eddington), dyson, eddington, and davidson, 'a determination of the deflection of light by the sun's gravitational field, from observations made at the total eclipse of may 29, 1919', philosophical transactions of the royal society a, 1920., dyson, f. w.; eddington, a. s.; davidson, c. (1920). "a determination of the deflection of light by the sun's gravitational field, from observations made at the total eclipse of may 29, 1919". philosophical transactions of the royal society a., dyson, f. w.; eddington, a. s.; davidson, c. (1920). "a determination of the deflection of light by the sun's gravitational field, from observations made at the total eclipse of may 29, 1919". philosophical transactions of the royal society a. 220 (571-581): 291-333., dyson, f. w.; eddington, a. s.; davidson, c. (1920). "a determination of the deflection of light by the sun's gravitational field, from observations made at the total eclipse of may 29, 1919". philosophical transactions of the royal society a. 220 (571–581): 291–333., dyson, f. w.; eddington, a. s.; davidson, c. (1920). 'a determination of the deflection of light by the sun's gravitational field, from observations made at the total eclipse of 29 may 1919'. philosophical transactions of the royal society a., dyson, f. w.; eddington, a. s.; davidson, c. (1920). 'a determination of the deflection of light by the sun's gravitational field, from observations made at the total eclipse of may 29, 1919', philosophical transactions of the royal society a; eddington's expeditions to príncipe and sobral observed the 29 may 1919 total solar eclipse to measure the gravitational deflection of starlight predicted by general relativity., dyson, f. w.; eddington, a. s.; davidson, c. (1920). 'a determination of the deflection of light by the sun's gravitational field, from observations made at the total eclipse of may 29, 1919'. philosophical transactions of the royal society a., dyson, f.w.; eddington, a.s.; davidson, c. (1920). 'a determination of the deflection of light by the sun's gravitational field, from observations made at the total eclipse of may 29, 1919'. philosophical transactions of the royal society a., eclipse.gsfc.nasa.gov, eddington, a. s.; dyson, f. w.; davidson, c. (1920). 'a determination of the deflection of light by the sun's gravitational field, from observations made at the total eclipse of may 29, 1919'. philosophical transactions of the royal society a., en.wikipedia.org, encyclopaedia britannica entry on arthur eddington: the 1919 solar eclipse expedition to príncipe, which confirmed light bending predicted by general relativity, encyclopaedia britannica, "arthur eddington" biography entry, describing the 29 may 1919 solar eclipse expedition to principe that confirmed einstein's general theory of relativity by measuring the bending of starlight, encyclopaedia britannica, "arthur eddington": describes the 1919 solar eclipse expedition (príncipe) that confirmed einstein's general relativity prediction of light bending, encyclopaedia britannica, "arthur eddington": eddington led the 1919 solar eclipse expedition to príncipe that measured the gravitational bending of starlight, confirming einstein's general relativity., encyclopaedia britannica, 'arthur eddington' - describes the 1919 solar eclipse expedition to príncipe that confirmed einstein's prediction of light bending, encyclopaedia britannica, 'arthur eddington': the 1919 solar eclipse expedition to principe and sobral confirmed einstein's prediction of light bending by measuring starlight deflection during the total eclipse of 29 may 1919, encyclopaedia britannica, 'eddington experiment' (1919 solar eclipse expedition confirming einstein's general relativity by measuring the deflection of starlight), encyclopaedia britannica, 'eddington experiment' (1919 solar eclipse expedition confirming einstein's general relativity prediction of starlight deflection), encyclopaedia britannica, 'eddington experiment' (1919 solar eclipse expedition testing einstein's general relativity); corroborated by dyson, eddington & davidson, 'a determination of the deflection of light by the sun's gravitational field', philosophical transactions of the royal society a, 1920 (describing the 29 may 1919 eclipse observations)., encyclopaedia britannica, 'eddington experiment' (1919 solar eclipse observations by arthur eddington confirming general relativity), encyclopaedia britannica, 'eddington experiment' (britannica.com): arthur eddington's expeditions to príncipe and sobral observed the solar eclipse of 29 may 1919 to measure the gravitational bending of starlight, confirming einstein's general relativity., encyclopaedia britannica, 'eddington experiment' (britannica.com/science/eddington-experiment): 'eddington experiment, first empirical confirmation of the theory of general relativity, ... during the total solar eclipse of may 29, 1919.', encyclopaedia britannica, 'eddington experiment' / 'arthur eddington' entries: describes the 29 may 1919 solar eclipse expedition to príncipe (and the companion expedition to sobral, brazil) that measured the deflection of starlight predicted by einstein's general theory of relativity., encyclopaedia britannica, 'eddington experiment' / dyson, eddington & davidson (1920), philosophical transactions of the royal society a, encyclopaedia britannica, 'eddington experiment' / historical accounts of the 1919 solar eclipse expedition to príncipe and sobral, led by arthur eddington, which measured the gravitational deflection of starlight predicted by einstein's general relativity., encyclopaedia britannica, entry on arthur eddington and the 1919 eclipse expedition confirming einstein's theory of general relativity, encyclopaedia britannica, entry on arthur eddington and the 1919 solar eclipse expedition, encyclopaedia britannica: 'eddington experiment', 1919 solar eclipse expedition to príncipe and sobral confirming einstein's general relativity prediction of starlight deflection, european space agency, ‘relativity and the 1919 eclipse’ (https://www.esa.int/science_exploration/space_science/relativity_and_the_1919_eclipse): identifies the eclipse as 1919 and says arthur eddington masterminded the expeditions; corroborated by eso supernova, ‘1919 eclipse positive’ (https://supernova.eso.org/exhibition/images/1919-eclipse-positive/?lang=en), which states that the may 29, 1919 eclipse expeditions led by eddington measured starlight bending., historical record: arthur eddington and frank dyson's 1919 solar eclipse expedition (29 may 1919, observed from príncipe and sobral, brazil) measured the bending of starlight by the sun's gravity, confirming einstein's general theory of relativity. widely documented, e.g. encyclopaedia britannica entry on arthur eddington and dyson, eddington & davidson, 'a determination of the deflection of light by the sun's gravitational field', philosophical transactions of the royal society a, 1920., historical record: arthur eddington led expeditions to príncipe (west africa) and sobral (brazil) to observe the total solar eclipse of 29 may 1919, measuring the gravitational bending of starlight predicted by einstein's general relativity; results published in 1919/1920 (dyson, eddington & davidson, phil. trans. royal soc.)., historical record: arthur eddington's 1919 solar eclipse expedition to príncipe (and the companion sobral expedition) measured the deflection of starlight by the sun, confirming einstein's general theory of relativity. widely documented, e.g. dyson, eddington & davidson, 'a determination of the deflection of light by the sun's gravitational field', philosophical transactions of the royal society a, 1920., historical record: arthur eddington's expeditions to principe and sobral observed the may 29, 1919 solar eclipse, confirming einstein's prediction of light bending by gravity (widely documented, e.g. dyson, eddington & davidson, 1920, phil. trans. r. soc. a)., historical record: eddington's solar eclipse expedition observed and measured the gravitational deflection of starlight during the total solar eclipse of 29 may 1919, published in dyson, eddington & davidson (1920), philosophical transactions of the royal society a., imagine.gsfc.nasa.gov, nasa science, hubble gravitational lenses: https://science.nasa.gov/mission/hubble/science/science-behind-the-discoveries/hubble-gravitational-lenses/, ras.ac.uk, royal astronomical society, world celebrates centenary of confirmation of relativity: https://ras.ac.uk/news-and-press/news/world-celebrates-centenary-confirmation-relativity, royal astronomical society, ‘world celebrates centenary of confirmation of relativity’ — https://ras.ac.uk/news-and-press/news/world-celebrates-centenary-confirmation-relativity, royal society, 'observing general relativity' (6 aug 2024), https://royalsociety.org/blog/2024/08/observing-relativity/, royal society, ‘observing general relativity’ (6 aug 2024), https://royalsociety.org/blog/2024/08/observing-relativity/, royalsociety.org, science.nasa.gov, standard history of science account: dyson, eddington and davidson, 'a determination of the deflection of light by the sun's gravitational field', philosophical transactions of the royal society a, 1920, reporting observations from the 29 may 1919 solar eclipse expeditions to príncipe and sobral., supernova.eso.org, well-established historical/astronomical fact: arthur eddington's 1919 solar eclipse expeditions to príncipe and sobral measured the gravitational deflection of starlight predicted by einstein's general relativity, with results announced in november 1919., www.einstein-online.info, www.kicc.cam.ac.uk, www.ras.ac.uk, www.rmg.co.uk
Work
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#6861,919from www.esa.int
#6311,919Dyson, Eddington, and Davidson, 'A Determination of the Deflection of Light by the Sun's Gravitational Field', Philosophical Transactions of the Royal Society A, 1920 (describing the 29 May 1919 eclipse expeditions to Príncipe and Sobral)225 more
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